Perhaps you should try some spelling variations:
"teaching extension using java programming" » "teaching dimensions using java programming" (Expand search), "teaching extension using and programming" (Expand search), "teaching extension using based programming" (Expand search), "teaching extension using goal programming" (Expand search), "teaching extension during java programming" (Expand search), "teaching hypertension using java programming" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("teaching extension using java programming") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"teaching extension using java programming\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( teaching extension using java programming ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("teaching extension using java programming") OR ("using coding python python programming"))*.